JL Audio 8W1V3-4 - 8" Inch 150 Watts 4 Ohm Car Sub SubwooferJL Audio 8w1v3 4 8" Inch 20cm 150 Watts 4 Ohms Single Car Sub Subwoofer The 8W1v3 is an outstanding choice when space is very tight and amplifier power is moderate. It features shallow mounting depth (3. 86 in. 98 mm) and a compact motor structure, allowing it to comfortably fit in a lot of spaces where a typical 8 inch driver will not. Lacking a pole vent, the rear of the motor structure can be placed directly against an enclosure boundary. Excellent